MLB Over/Under Records As A Home Underdog (2011, National League Central)

Over Record: The number of times the game went over, under, and pushed
Over %: The percentage of time the total went over, net of pushes
Under %: The percentage of time the total went under, net of pushes
Total +/-: The average amount of points that the game goes over (negative in unders)

What is every National League Central team's record against the over/under line as a home underdog in the 2011 season?

Team	Over Record	Over %	Under %	Total +/-
Houston	37-27-0	57.8%	42.2%	+1.1
St. Louis	6-6-0	50.0%	50.0%	+0.2
Pittsburgh	21-23-0	47.7%	52.3%	-0.5
Cincinnati	6-7-4	46.2%	53.8%	+0.1
Chi Cubs	14-22-2	38.9%	61.1%	-0.0
Milwaukee	3-5-0	37.5%	62.5%	-0.8